小编sre*_*ona的帖子

我想在 Flutter 中使用 Dio 和 multi_image_picker 插件上传多张图片。

List<Asset>这就是问题所在，因为我无法从 转换List<Asset>为List<File>所以如果您有任何解决方案可以帮助我。

尝试使用：

1. multi_image_picker: ^4.6.1

2. dio: ^3.0.4

谢谢

博纳 SR。

import 'dart:io';
import 'package:dio/dio.dart';
import 'package:flutter/material.dart';
import 'package:flutter_secure_storage/flutter_secure_storage.dart';
import 'package:merchantside/helper/colorhelper.dart';
import 'package:merchantside/merchantside/login.dart';
import 'dart:async';
import 'package:multi_image_picker/multi_image_picker.dart';

class ListImages extends StatefulWidget {
  String errorMessage = "";
  @override
  _ListImagesState createState() => new _ListImagesState();
}

class _ListImagesState extends State<ListImages> {
  List<Asset> images = List<Asset>();
  List<File> listImages = [];
  @override
  void initState() {
    super.initState();
  }

  Widget buildGridView() {
    return GridView.count(
      crossAxisCount: 3, …

亲爱的移动开发人员，谁能帮助我，我在尝试运行时遇到了这个问题pod install 这是我的 podFile，谢谢

# platform :ios, '9.0'

# CocoaPods analytics sends network stats synchronously affecting flutter build latency.
ENV['COCOAPODS_DISABLE_STATS'] = 'true'

project 'Runner', {
  'Debug' => :debug,
  'Profile' => :release,
  'Release' => :release,
}

def parse_KV_file(file, separator='=')
  file_abs_path = File.expand_path(file)
  if !File.exists? file_abs_path
    return [];
  end
  generated_key_values = {}
  skip_line_start_symbols = ["#", "/"]
  File.foreach(file_abs_path) do |line|
    next if skip_line_start_symbols.any? { |symbol| line =~ /^\s*#{symbol}/ }
    plugin = line.split(pattern=separator)
    if plugin.length == 2
      podname = plugin[0].strip()
      path = plugin[1].strip() …